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Table 3 Comparison of the short-term symptoms and long-term sequelae between the study and control groups

From: Combined laparoscopy and hysteroscopy vs. uterine curettage in the uterine artery embolization-based management of cesarean scar pregnancy: a retrospective cohort study

Items Study group* (n = 25) Control group* (n = 33)* P value**
Duration of postoperative vaginal bleeding (days) 0.039
≤3 9 (36) 5 (15.2)  
4-7 9 (36) 8 (24.2)  
8-14 7 (28) 20 (60.6)  
Maximal postoperative vaginal bleeding (mL/day) 0.008
≤30 23 (92) 18 (54.5)  
31-50 2 (8) 13 (39.4)  
>50 0 (0) 2 (6.1)  
Time for serum β-hCG to return to normal (days) 0.033
≤20 19 (76) 13 (39.4)  
21-30 5 (20) 12 (36.4)  
31-40 1 (4) 5 (15.2)  
41-50 0 (0) 3 (9.1)  
Duration of postoperative abdominal pain (days) 0.572
≤3 23 (92) 32 (97)  
4-7 2 (8) 1 (3)  
Postoperative chronic pain 0.035
No pain 24 (96) 25 (75.8)  
Long-term dull abdominal pain or secondary dysmenorrhea 1 (4) 8 (24.2)  
Duration of residual conceptus tissue at the scar site (months)# 0.163
≤1 23 (92) 25 (78.1)  
2-12 2 (8) 7 (21.9)  
>12 0 (0) 0 (0)  
Caesarean scar condition (under ultrasonography)# <0.001
Totally healed 24 (96) 8 (25.0)  
With partial dehiscence or tissue indentation 1 (4) 22 (68.8)  
With full-layer dehiscence or diverticulum formation 0 (0) 2 (6.2)  
Postoperative menstruation#    0.043
Returned to normal 23 (92) 20 (62.5)  
Reduced menstrual flow 1 (4) 7 (21.9)  
Increased or dripping menses 1 (4) 5 (15.6)  
  1. *Data are presented as number (%).
  2. **Two-sided χ2 test.
  3. #The patient number was 32 in the control group due to one case of hysterectomy.